Warning: Permanently added '10.128.1.92' (ED25519) to the list of known hosts. 2025/09/20 13:41:20 ignoring optional flag "type"="gce" 2025/09/20 13:41:20 parsed 1 programs 2025/09/20 13:41:21 executed programs: 0 [ 95.455109][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.463478][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.471605][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.480892][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.489350][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.624507][ T6061] chnl_net:caif_netlink_parms(): no params data found [ 95.691008][ T6061] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.698370][ T6061] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.705649][ T6061] bridge_slave_0: entered allmulticast mode [ 95.713376][ T6061] bridge_slave_0: entered promiscuous mode [ 95.722000][ T6061] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.729588][ T6061] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.736788][ T6061] bridge_slave_1: entered allmulticast mode [ 95.744032][ T6061] bridge_slave_1: entered promiscuous mode [ 95.772490][ T6061] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.785619][ T6061] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.816051][ T6061] team0: Port device team_slave_0 added [ 95.824637][ T6061] team0: Port device team_slave_1 added [ 95.850955][ T6061] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.858402][ T6061] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 95.884761][ T6061] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.897061][ T6061] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.904245][ T6061] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 95.931015][ T6061] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.972121][ T6061] hsr_slave_0: entered promiscuous mode [ 95.978735][ T6061] hsr_slave_1: entered promiscuous mode [ 96.460367][ T6061] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.474595][ T6061] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.496639][ T6061] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.519629][ T6061] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.579348][ T6061] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.587007][ T6061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.594694][ T6061] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.601930][ T6061] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.650384][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.659383][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.714394][ T6061] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.745367][ T6061] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.764258][ T1146] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.771707][ T1146] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.801951][ T1146] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.809205][ T1146] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.051367][ T6061] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.123621][ T6061] veth0_vlan: entered promiscuous mode [ 97.140718][ T6061] veth1_vlan: entered promiscuous mode [ 97.187281][ T6061] veth0_macvtap: entered promiscuous mode [ 97.200740][ T6061] veth1_macvtap: entered promiscuous mode [ 97.230610][ T6061] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.251069][ T6061] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.274108][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.291821][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.315307][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.331191][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.532243][ T5185] Bluetooth: hci0: command tx timeout [ 99.618009][ T5185] Bluetooth: hci0: command tx timeout [ 101.688673][ T5185] Bluetooth: hci0: command tx timeout [ 103.767987][ T5185] Bluetooth: hci0: command tx timeout [ 132.971003][ T1302] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.977356][ T1302] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.410802][ T1302] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.417111][ T1302] ieee802154 phy1 wpan1: encryption failed: -22 [ 222.088065][ T52] Bluetooth: hci0: command 0x0406 tx timeout [ 254.568035][ T31] INFO: task syz-executor.0:6061 blocked for more than 143 seconds. [ 254.576065][ T31] Not tainted syzkaller #0 [ 254.581113][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 254.589883][ T31] task:syz-executor.0 state:D stack:20200 pid:6061 tgid:6061 ppid:1 task_flags:0x400140 flags:0x00080003 [ 254.601929][ T31] Call Trace: [ 254.605220][ T31] [ 254.608267][ T31] __schedule+0x1798/0x4cc0 [ 254.612824][ T31] ? __lock_acquire+0xab9/0xd20 [ 254.617812][ T31] ? __lock_acquire+0xab9/0xd20 [ 254.622777][ T31] ? __pfx___schedule+0x10/0x10 [ 254.627670][ T31] ? schedule+0x91/0x360 [ 254.632064][ T31] schedule+0x165/0x360 [ 254.636232][ T31] schedule_preempt_disabled+0x13/0x30 [ 254.641948][ T31] rwsem_down_read_slowpath+0x5fd/0x8f0 [ 254.647511][ T31] ? rwsem_down_read_slowpath+0x4b8/0x8f0 [ 254.653425][ T31] ? __pfx_rwsem_down_read_slowpath+0x10/0x10 [ 254.659791][ T31] ? lookup_slow+0x46/0x70 [ 254.664244][ T31] down_read+0x98/0x2e0 [ 254.668428][ T31] lookup_slow+0x46/0x70 [ 254.672676][ T31] link_path_walk+0x935/0xea0 [ 254.677389][ T31] path_openat+0x28c/0x3830 [ 254.682002][ T31] ? __pfx_seqcount_lockdep_reader_access+0x10/0x10 [ 254.688852][ T31] ? __pfx_path_openat+0x10/0x10 [ 254.693805][ T31] do_filp_open+0x1fa/0x410 [ 254.698455][ T31] ? __lock_acquire+0xab9/0xd20 [ 254.703358][ T31] ? __pfx_do_filp_open+0x10/0x10 [ 254.708537][ T31] ? _raw_spin_unlock+0x28/0x50 [ 254.713400][ T31] ? alloc_fd+0x64c/0x6c0 [ 254.717991][ T31] do_sys_openat2+0x121/0x1c0 [ 254.722966][ T31] ? __pfx_do_sys_openat2+0x10/0x10 [ 254.728267][ T31] __x64_sys_openat+0x138/0x170 [ 254.733323][ T31] do_syscall_64+0xfa/0xfa0 [ 254.737996][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.744084][ T31] ? asm_sysvec_call_function_single+0x1a/0x20 [ 254.751018][ T31] ? clear_bhb_loop+0x60/0xb0 [ 254.755756][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.761716][ T31] RIP: 0033:0x7f585527a7c1 [ 254.766155][ T31] RSP: 002b:00007ffee1ffbed0 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 254.774746][ T31] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f585527a7c1 [ 254.782844][ T31] RDX: 0000000000090800 RSI: 00007f58552d660e RDI: 00000000ffffff9c [ 254.790901][ T31] RBP: 00007ffee1ffbf9c R08: 0000000000000000 R09: 7fffffffffffffff [ 254.799307][ T31] R10: 0000000000000000 R11: 0000000000000287 R12: 0000000000000000 [ 254.807377][ T31] R13: 0000000000017f7b R14: 0000000000017c34 R15: 0000000000000009 [ 254.815466][ T31] [ 254.818650][ T31] INFO: task syz-executor.0:6120 blocked for more than 143 seconds. [ 254.826713][ T31] Not tainted syzkaller #0 [ 254.831862][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 254.840729][ T31] task:syz-executor.0 state:D stack:24936 pid:6120 tgid:6119 ppid:6061 task_flags:0x400140 flags:0x00080003 [ 254.852750][ T31] Call Trace: [ 254.856051][ T31] [ 254.859159][ T31] __schedule+0x1798/0x4cc0 [ 254.863693][ T31] ? do_raw_spin_lock+0x121/0x290 [ 254.868813][ T31] ? __lock_acquire+0xab9/0xd20 [ 254.873680][ T31] ? __pfx___schedule+0x10/0x10 [ 254.878714][ T31] ? schedule+0x91/0x360 [ 254.883008][ T31] schedule+0x165/0x360 [ 254.887208][ T31] __fuse_simple_request+0xf15/0x18d0 [ 254.892643][ T31] ? __pfx___fuse_simple_request+0x10/0x10 [ 254.898610][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 254.904705][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 254.911015][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 254.917152][ T31] ? __kmalloc_cache_noprof+0x3d5/0x6f0 [ 254.922775][ T31] ? __pfx___mutex_trylock_common+0x10/0x10 [ 254.928890][ T31] fuse_lookup_name+0x34c/0x860 [ 254.933822][ T31] ? __pfx_fuse_lookup_name+0x10/0x10 [ 254.939419][ T31] ? seqcount_lockdep_reader_access+0x122/0x1c0 [ 254.946115][ T31] ? fuse_lock_inode+0xd3/0x120 [ 254.951104][ T31] ? d_alloc_parallel+0x2f0/0x15e0 [ 254.956321][ T31] ? d_alloc_parallel+0x14ae/0x15e0 [ 254.961601][ T31] fuse_lookup+0x1e9/0x640 [ 254.966070][ T31] ? __pfx_fuse_lookup+0x10/0x10 [ 254.971192][ T31] ? __raw_spin_lock_init+0x45/0x100 [ 254.976605][ T31] ? __init_waitqueue_head+0xa9/0x150 [ 254.982120][ T31] __lookup_slow+0x297/0x3d0 [ 254.986745][ T31] ? __pfx___lookup_slow+0x10/0x10 [ 254.991942][ T31] ? down_read+0x1ad/0x2e0 [ 254.996386][ T31] lookup_slow+0x53/0x70 [ 255.000724][ T31] link_path_walk+0x935/0xea0 [ 255.005455][ T31] path_openat+0x28c/0x3830 [ 255.010067][ T31] ? __pfx_path_openat+0x10/0x10 [ 255.015034][ T31] do_filp_open+0x1fa/0x410 [ 255.019722][ T31] ? __lock_acquire+0xab9/0xd20 [ 255.024611][ T31] ? __pfx_do_filp_open+0x10/0x10 [ 255.029834][ T31] ? _raw_spin_unlock+0x28/0x50 [ 255.034868][ T31] ? alloc_fd+0x64c/0x6c0 [ 255.039481][ T31] do_sys_openat2+0x121/0x1c0 [ 255.044285][ T31] ? __pfx_do_sys_openat2+0x10/0x10 [ 255.049610][ T31] ? rcu_is_watching+0x15/0xb0 [ 255.054517][ T31] __x64_sys_openat+0x138/0x170 [ 255.059488][ T31] do_syscall_64+0xfa/0xfa0 [ 255.064008][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.070129][ T31] ? __switch_to_asm+0x39/0x70 [ 255.074917][ T31] ? clear_bhb_loop+0x60/0xb0 [ 255.079867][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.085817][ T31] RIP: 0033:0x7f585527ad39 [ 255.090310][ T31] RSP: 002b:00007f58564a40c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 255.098826][ T31] RAX: ffffffffffffffda RBX: 00007f585539bf80 RCX: 00007f585527ad39 [ 255.106851][ T31] RDX: 0000000000000042 RSI: 0000000020002080 RDI: ffffffffffffff9c [ 255.114975][ T31] RBP: 00007f58552d7567 R08: 0000000000000000 R09: 0000000000000000 [ 255.122995][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.131297][ T31] R13: 000000000000000b R14: 00007f585539bf80 R15: 00007ffee1ffbbf8 [ 255.139335][ T31] [ 255.142453][ T31] INFO: task syz-executor.0:6123 blocked for more than 143 seconds. [ 255.150581][ T31] Not tainted syzkaller #0 [ 255.155544][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 255.164279][ T31] task:syz-executor.0 state:D stack:27616 pid:6123 tgid:6119 ppid:6061 task_flags:0x400140 flags:0x00080003 [ 255.176534][ T31] Call Trace: [ 255.179883][ T31] [ 255.182821][ T31] __schedule+0x1798/0x4cc0 [ 255.187320][ T31] ? __lock_acquire+0xab9/0xd20 [ 255.192315][ T31] ? __lock_acquire+0xab9/0xd20 [ 255.197299][ T31] ? __pfx___schedule+0x10/0x10 [ 255.202365][ T31] ? schedule+0x91/0x360 [ 255.206717][ T31] schedule+0x165/0x360 [ 255.211069][ T31] schedule_preempt_disabled+0x13/0x30 [ 255.216626][ T31] rwsem_down_write_slowpath+0x872/0xfe0 [ 255.222364][ T31] ? rwsem_down_write_slowpath+0x472/0xfe0 [ 255.228377][ T31] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 255.234652][ T31] ? __lock_acquire+0xab9/0xd20 [ 255.239742][ T31] ? fuse_reverse_inval_entry+0x5d/0x720 [ 255.245432][ T31] ? ilookup5+0x130/0x150 [ 255.249910][ T31] down_write_nested+0x1b5/0x200 [ 255.255215][ T31] ? __pfx_down_write_nested+0x10/0x10 [ 255.260784][ T31] ? fuse_dev_do_write+0x31e6/0x43a0 [ 255.266205][ T31] fuse_reverse_inval_entry+0x5d/0x720 [ 255.271727][ T31] ? down_read+0x1ad/0x2e0 [ 255.276162][ T31] fuse_dev_do_write+0x3270/0x43a0 [ 255.281481][ T31] ? __lock_acquire+0xab9/0xd20 [ 255.286350][ T31] ? __pfx_fuse_dev_do_write+0x10/0x10 [ 255.291886][ T31] ? aa_file_perm+0x13a/0x1550 [ 255.296665][ T31] ? aa_file_perm+0x13a/0x1550 [ 255.301564][ T31] ? aa_file_perm+0x44d/0x1550 [ 255.306613][ T31] ? preempt_schedule+0xae/0xc0 [ 255.311539][ T31] ? __pfx_aa_file_perm+0x10/0x10 [ 255.316597][ T31] fuse_dev_write+0x155/0x1e0 [ 255.321482][ T31] ? __pfx_fuse_dev_write+0x10/0x10 [ 255.326803][ T31] ? bpf_lsm_file_permission+0x9/0x20 [ 255.332260][ T31] ? security_file_permission+0x75/0x290 [ 255.337989][ T31] vfs_write+0x5c9/0xb30 [ 255.342253][ T31] ? __pfx_fuse_dev_write+0x10/0x10 [ 255.347474][ T31] ? __pfx_vfs_write+0x10/0x10 [ 255.352306][ T31] ? __fget_files+0x2a/0x420 [ 255.357086][ T31] ksys_write+0x145/0x250 [ 255.361481][ T31] ? __pfx_ksys_write+0x10/0x10 [ 255.366365][ T31] ? do_syscall_64+0xbe/0xfa0 [ 255.371203][ T31] do_syscall_64+0xfa/0xfa0 [ 255.375783][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 255.381055][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.387143][ T31] ? clear_bhb_loop+0x60/0xb0 [ 255.392071][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.398123][ T31] RIP: 0033:0x7f585527ad39 [ 255.402563][ T31] RSP: 002b:00007f58564830c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 255.411139][ T31] RAX: ffffffffffffffda RBX: 00007f585539c050 RCX: 00007f585527ad39 [ 255.419441][ T31] RDX: 000000000000002c RSI: 00000000200000c0 RDI: 0000000000000003 [ 255.427408][ T31] RBP: 00007f58552d7567 R08: 0000000000000000 R09: 0000000000000000 [ 255.435434][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.443460][ T31] R13: 000000000000006e R14: 00007f585539c050 R15: 00007ffee1ffbbf8 [ 255.451789][ T31] [ 255.454946][ T31] [ 255.454946][ T31] Showing all locks held in the system: [ 255.462887][ T31] 1 lock held by khungtaskd/31: [ 255.467941][ T31] #0: ffffffff8e33d260 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 255.477927][ T31] 2 locks held by getty/5626: [ 255.482711][ T31] #0: ffff888033f760a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 255.492636][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 255.502879][ T31] 1 lock held by syz-executor.0/6061: [ 255.508479][ T31] #0: ffff888071d90148 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x46/0x70 [ 255.518559][ T31] 2 locks held by syz-executor.0/6120: [ 255.524021][ T31] #0: ffff888071d90148 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x46/0x70 [ 255.534047][ T31] #1: ffff888071d905f8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xd3/0x120 [ 255.543335][ T31] 2 locks held by syz-executor.0/6123: [ 255.548849][ T31] #0: ffff88807e1d7328 (&fc->killsb){.+.+}-{4:4}, at: fuse_dev_do_write+0x31e6/0x43a0 [ 255.558749][ T31] #1: ffff888071d90148 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: fuse_reverse_inval_entry+0x5d/0x720 [ 255.570156][ T31] [ 255.572482][ T31] ============================================= [ 255.572482][ T31] [ 255.580972][ T31] NMI backtrace for cpu 1 [ 255.580997][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 255.581014][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 255.581022][ T31] Call Trace: [ 255.581028][ T31] [ 255.581034][ T31] dump_stack_lvl+0x189/0x250 [ 255.581060][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 255.581077][ T31] ? __pfx__printk+0x10/0x10 [ 255.581105][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 255.581131][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 255.581153][ T31] ? __pfx__printk+0x10/0x10 [ 255.581176][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 255.581208][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 255.581233][ T31] watchdog+0xf60/0xfa0 [ 255.581258][ T31] ? watchdog+0x1e2/0xfa0 [ 255.581283][ T31] kthread+0x711/0x8a0 [ 255.581304][ T31] ? __pfx_watchdog+0x10/0x10 [ 255.581323][ T31] ? __pfx_kthread+0x10/0x10 [ 255.581342][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 255.581359][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 255.581375][ T31] ? __pfx_kthread+0x10/0x10 [ 255.581392][ T31] ret_from_fork+0x4bc/0x870 [ 255.581417][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 255.581446][ T31] ? __switch_to_asm+0x39/0x70 [ 255.581465][ T31] ? __switch_to_asm+0x33/0x70 [ 255.581484][ T31] ? __pfx_kthread+0x10/0x10 [ 255.581503][ T31] ret_from_fork_asm+0x1a/0x30 [ 255.581538][ T31] [ 255.581545][ T31] Sending NMI from CPU 1 to CPUs 0: [ 255.728921][ C0] NMI backtrace for cpu 0 [ 255.728953][ C0] CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT(full) [ 255.728972][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 255.728982][ C0] Workqueue: events_unbound toggle_allocation_gate [ 255.729005][ C0] RIP: 0010:x2apic_send_IPI+0x73/0xe0 [ 255.729024][ C0] Code: 89 f0 48 c1 e8 03 42 0f b6 04 20 84 c0 75 42 41 8b 16 0f ae f0 0f ae e8 83 fb 02 b8 00 04 00 00 0f 45 c3 b9 30 08 00 00 0f 30 <66> 90 5b 41 5c 41 5e 41 5f 5d e9 3e 8f 15 0a cc 89 fe 89 fd 48 c7 [ 255.729037][ C0] RSP: 0018:ffffc90000117610 EFLAGS: 00000206 [ 255.729049][ C0] RAX: 00000000000000fb RBX: 00000000000000fb RCX: 0000000000000830 [ 255.729059][ C0] RDX: 0000000000000001 RSI: 00000000000000fb RDI: 0000000000000001 [ 255.729069][ C0] RBP: ffffc900001177c0 R08: ffffffff8fc39677 R09: 1ffffffff1f872ce [ 255.729081][ C0] R10: dffffc0000000000 R11: ffffffff81712210 R12: dffffc0000000000 [ 255.729092][ C0] R13: dffffc0000000000 R14: ffff8880b87201b0 R15: ffffffff8ddcadd8 [ 255.729104][ C0] FS: 0000000000000000(0000) GS:ffff8881259e7000(0000) knlGS:0000000000000000 [ 255.729117][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 255.729128][ C0] CR2: 000055d6d9d7d168 CR3: 000000000e138000 CR4: 00000000003526f0 [ 255.729142][ C0] Call Trace: [ 255.729148][ C0] [ 255.729156][ C0] smp_call_function_many_cond+0xabb/0x12d0 [ 255.729182][ C0] ? __pfx_do_sync_core+0x10/0x10 [ 255.729202][ C0] ? __pfx_smp_call_function_many_cond+0x10/0x10 [ 255.729224][ C0] ? __pfx_text_poke_memcpy+0x10/0x10 [ 255.729240][ C0] ? __kvmalloc_node_noprof+0x170/0x910 [ 255.729255][ C0] ? __pfx___text_poke+0x10/0x10 [ 255.729269][ C0] ? rcu_is_watching+0x15/0xb0 [ 255.729291][ C0] ? trace_contention_end+0x39/0x120 [ 255.729309][ C0] ? __pfx_do_sync_core+0x10/0x10 [ 255.729325][ C0] on_each_cpu_cond_mask+0x3f/0x80 [ 255.729348][ C0] smp_text_poke_batch_finish+0xe98/0x1130 [ 255.729370][ C0] ? __pfx_smp_text_poke_batch_finish+0x10/0x10 [ 255.729389][ C0] ? arch_jump_label_transform_queue+0x97/0x110 [ 255.729414][ C0] arch_jump_label_transform_apply+0x1c/0x30 [ 255.729433][ C0] static_key_disable_cpuslocked+0xc5/0x1b0 [ 255.729456][ C0] static_key_disable+0x1a/0x20 [ 255.729476][ C0] toggle_allocation_gate+0x1a1/0x240 [ 255.729495][ C0] ? __pfx_toggle_allocation_gate+0x10/0x10 [ 255.729511][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 255.729531][ C0] ? process_scheduled_works+0x9ef/0x17b0 [ 255.729553][ C0] ? process_scheduled_works+0x9ef/0x17b0 [ 255.729574][ C0] process_scheduled_works+0xae1/0x17b0 [ 255.729607][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 255.729635][ C0] worker_thread+0x8a0/0xda0 [ 255.729667][ C0] kthread+0x711/0x8a0 [ 255.729684][ C0] ? __pfx_worker_thread+0x10/0x10 [ 255.729704][ C0] ? __pfx_kthread+0x10/0x10 [ 255.729721][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 255.729737][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 255.729753][ C0] ? __pfx_kthread+0x10/0x10 [ 255.729769][ C0] ret_from_fork+0x4bc/0x870 [ 255.729790][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 255.729813][ C0] ? __switch_to_asm+0x39/0x70 [ 255.729832][ C0] ? __switch_to_asm+0x33/0x70 [ 255.729850][ C0] ? __pfx_kthread+0x10/0x10 [ 255.729866][ C0] ret_from_fork_asm+0x1a/0x30 [ 255.729893][ C0] [ 255.730029][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 256.062197][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 256.071383][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 256.081553][ T31] Call Trace: [ 256.084820][ T31] [ 256.087736][ T31] dump_stack_lvl+0x99/0x250 [ 256.092324][ T31] ? __asan_memcpy+0x40/0x70 [ 256.096895][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 256.102557][ T31] ? __pfx__printk+0x10/0x10 [ 256.107154][ T31] vpanic+0x237/0x6d0 [ 256.111222][ T31] ? __pfx_vpanic+0x10/0x10 [ 256.115704][ T31] ? preempt_schedule_common+0x83/0xd0 [ 256.121270][ T31] panic+0xb9/0xc0 [ 256.124968][ T31] ? __pfx_panic+0x10/0x10 [ 256.129369][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 256.134733][ T31] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300 [ 256.140887][ T31] watchdog+0xf9f/0xfa0 [ 256.145128][ T31] ? watchdog+0x1e2/0xfa0 [ 256.149444][ T31] kthread+0x711/0x8a0 [ 256.153513][ T31] ? __pfx_watchdog+0x10/0x10 [ 256.158188][ T31] ? __pfx_kthread+0x10/0x10 [ 256.162767][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 256.168064][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 256.173248][ T31] ? __pfx_kthread+0x10/0x10 [ 256.177918][ T31] ret_from_fork+0x4bc/0x870 [ 256.182688][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 256.188055][ T31] ? __switch_to_asm+0x39/0x70 [ 256.192818][ T31] ? __switch_to_asm+0x33/0x70 [ 256.197600][ T31] ? __pfx_kthread+0x10/0x10 [ 256.202198][ T31] ret_from_fork_asm+0x1a/0x30 [ 256.207063][ T31] [ 256.210422][ T31] Kernel Offset: disabled [ 256.214765][ T31] Rebooting in 86400 seconds..